http://www.rssboard.org/rss-specification 720 XTF Search Results (docsPerPage=100;f1-subject=Science -- History;smode=simple;subject=Physical geography;subject-join=exact) http://catalog.wrhs.org/collections/search?docsPerPage%3D100;f1-subject%3DScience%20--%20History;smode%3Dsimple;subject%3DPhysical%20geography;subject-join%3Dexact Results for your query: docsPerPage=100;f1-subject=Science -- History;smode=simple;subject=Physical geography;subject-join=exact Thu, 01 Jan 1970 12:00:00 GMT Cosmos: a sketch of a physical description of the universe. Humboldt, Alexander von, 1769-1859, Ottâe, E. C. (Elise C.), Paul, B. H. (Benjamin Horatio), Dallas, W. S. (William Sweetland), 1824-1890 http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Cosmos: a sketch of a physical description of the universe. Humboldt, Alexander von, 1769-1859, Ottâe, Elise C. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT